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ENR CTIO Blanco 4-m 2014-03-18

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Date: 
Tuesday, March 18, 2014
Telescope: 
CTIO Blanco 4-m
Submitter: 
David Rodriguez
Submitter Email: 
drodrigu@das.uchile.cl
Observer Support: 
Alberto Alvarez
Night Assistant: 
None
Problems: 

No technical problems. 

Comments: 

Thin cirrus at start of night, which thickened and led to a 1.5 hour closure (observations in prior 0.5 hour was unusuable and had to be repeated).

Conditions: 
General Conditions
Temperature Max: 
13.00
Temperature Min: 
11.00
Humidity Max: 
50
Humidity Min: 
40
Wind Speed Max: 
20.00
Wind Speed Min: 
10.00
Comment: 
Thin cirrus at start of night, but started thickening around 3AM (UT). After 6:30AM (UT), clouds had dispersed and were mostly low on the horizon.
1st Quarter
Clouds: 
Cirrus
Seeing Value: 
1.40
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky : 
2
2nd Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.10
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
4
3rd Quarter
Clouds: 
Thin Clouds
Seeing Value: 
1.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
6
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
2
Program: 
Proposal: 
2014A-0613
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
2.0
Time lost other: 
0.0
Primary Investigator: 
David Rodriguez
Email: 
drodrigu@das.uchile.cl
Institution: 
Universidad de Chile
Instrument: 
CTIO 4m DECam
Organization: 
Chile
Total Program Time: 
2
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2014-03-18 0.0 0.0 0.0 2.0 0.0 2